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Consul
Consul

595
480
+ 1
181
Nomad
Nomad

81
78
+ 1
3
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Consul vs Nomad: What are the differences?

Developers describe Consul as "A tool for service discovery, monitoring and configuration". Consul is a tool for service discovery and configuration. Consul is distributed, highly available, and extremely scalable. On the other hand, Nomad is detailed as "A cluster manager and scheduler". Nomad is a cluster manager, designed for both long lived services and short lived batch processing workloads. Developers use a declarative job specification to submit work, and Nomad ensures constraints are satisfied and resource utilization is optimized by efficient task packing. Nomad supports all major operating systems and virtualized, containerized, or standalone applications.

Consul can be classified as a tool in the "Open Source Service Discovery" category, while Nomad is grouped under "Cluster Management".

Consul and Nomad are both open source tools. Consul with 16.2K GitHub stars and 2.82K forks on GitHub appears to be more popular than Nomad with 4.86K GitHub stars and 882 GitHub forks.

According to the StackShare community, Consul has a broader approval, being mentioned in 131 company stacks & 52 developers stacks; compared to Nomad, which is listed in 21 company stacks and 3 developer stacks.

What is Consul?

Consul is a tool for service discovery and configuration. Consul is distributed, highly available, and extremely scalable.

What is Nomad?

Nomad is a cluster manager, designed for both long lived services and short lived batch processing workloads. Developers use a declarative job specification to submit work, and Nomad ensures constraints are satisfied and resource utilization is optimized by efficient task packing. Nomad supports all major operating systems and virtualized, containerized, or standalone applications.
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Why do developers choose Consul?
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      What are some alternatives to Consul and Nomad?
      etcd
      etcd is a distributed key value store that provides a reliable way to store data across a cluster of machines. It’s open-source and available on GitHub. etcd gracefully handles master elections during network partitions and will tolerate machine failure, including the master.
      Zookeeper
      A centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. All of these kinds of services are used in some form or another by distributed applications.
      SkyDNS
      SkyDNS is a distributed service for announcement and discovery of services. It leverages Raft for high-availability and consensus, and utilizes DNS queries to discover available services. This is done by leveraging SRV records in DNS, with special meaning given to subdomains, priorities and weights (more info here: http://blog.gopheracademy.com/skydns).
      Ambassador
      Map services to arbitrary URLs in a single, declarative YAML file. Configure routes with CORS support, circuit breakers, timeouts, and more. Replace your Kubernetes ingress controller. Route gRPC, WebSockets, or HTTP.
      Kubernetes
      Kubernetes is an open source orchestration system for Docker containers. It handles scheduling onto nodes in a compute cluster and actively manages workloads to ensure that their state matches the users declared intentions.
      See all alternatives
      Decisions about Consul and Nomad
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      How developers use Consul and Nomad
      Avatar of Chris Hartwig
      Chris Hartwig uses ConsulConsul

      All our services use Consul for discovery, configuration and cluster management (auto scaling, health monitoring, dynamic reconfiguration, leader elections)

      Avatar of Tom Staijen
      Tom Staijen uses ConsulConsul

      Discovery service. Some configuration is stored in consul.

      Avatar of Robert Hao
      Robert Hao uses ConsulConsul

      I used Consul as config center & service discoverer.

      Avatar of Mohinish Basha
      Mohinish Basha uses NomadNomad

      Container & Job Scheduler & Cluster Management

      Avatar of Ismael Arenzana
      Ismael Arenzana uses ConsulConsul

      How else do you discover microservices? ;)

      Avatar of exana
      exana uses NomadNomad

      To get those jobs running.

      Avatar of exana
      exana uses ConsulConsul

      For service discovery.

      How much does Consul cost?
      How much does Nomad cost?
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